#1
Which of the following is a mineral?
3 answered
#2
Which mineral is commonly known as fool's gold?
2 answered
#3
Which mineral is used as a lubricant and in pencil lead?
2 answered
#4
What is the hardest mineral on Earth?
3 answered
#5
Which mineral is essential for thyroid function?
3 answered
#6
Which mineral is the main component of limestone?
3 answered
#7
What is the chemical formula of table salt?
3 answered
#8
Which mineral is a major source of iron?
3 answered
#9
Which mineral is commonly used in ceramics and as a filler in plastics?
#10
What is the primary mineral in granite?
#11
Which mineral is the main ore of aluminum?
#12
Which mineral is used in water softeners?
#13
What is the primary mineral in marble?
#14
Which mineral is the main ore of lead?
#15
Which mineral is used in the manufacture of cement?
#16
What is the primary mineral in basalt?
#17
Which mineral is a major source of phosphorus?
#18
What is the most abundant mineral group in Earth's crust?
3 answered
#19
What is the rarest mineral on Earth?
3 answered
#20
What is the most magnetic mineral on Earth?
2 answered
#21
Which mineral is a gemstone that exhibits asterism?
2 answered
#22
What is the most abundant mineral in the human body?
2 answered
#23
Which mineral is a major component of pearls?
#24
What is the most heat-resistant mineral?
#25